Add capturing of the handles used in GenSemaphores and
DeleteSemaphore, fix the emission of the gSemaphoreMap. and
enable capture/replay tests.

Change-Id: Iabb88bd1d6c22c08271d0883607efb72de9d3d0c
Bug: angleproject:6107
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2988679Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Cody Northrop <cnorthrop@google.com>
Commit-Queue: Gert Wollny <gert.wollny@collabora.com>